A catalogue of standard polar and clock stars, for the reduction of observations in right ascension

[with a discussion of their positions]

Verfasser / Beitragende:
by T. H. Safford
Ort, Verlag, Jahr:
Cambridge, Mass. : Welch, Bigelow, and Company, 1863
Beschreibung:
[4], 15 p. ; 4°
Format:
Buch
ID: 244766991